City of San Mateo’s 35th Annual BayFront CleanUp Day Saturday, September 21, 2019. Location: Ryder Park -1801 J. Hart Clinton (E. 3rd Ave) Registration: 7:30 – 9:00am. Clean up: 8:00am – noon. Featuring ‘Catch of the Day Contest', Great Raffle Prizes and School Service Hours Certificates available. Stay for the FREE Thank You Volunteers BBQ at the end of the cleanup. More info at 650-522-7346 or visit: www.cityofsanmateo.org/bayfrontcleanup.